Essentials of physics for college students. A textbook for undergraduates and a lecture course and reference work for teachers and other students of physics. This book, "Essentials of physics for college students", by Daniel Webster Hering, is a replication of a book originally published before 1918. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible. This book was created using print-on-demand technology. Thank you for supporting classic literature.